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本专利用于鱼苗场统计小鱼数量。装置有一个统计沟槽,其上、下壁用光学透明材料制成,在下壁下方装有照明器、与沟槽进行光学跟踪的电视传感器以
This patent is used for statistics of small fish fry fish. The device has a statistical groove with an upper and a lower wall made of an optically transparent material, a luminaire under the lower wall, and a television sensor optically tracking with the groove